---
title: "Calendar 366 II — App Overview"
url: https://marlvel.ai/apps/calendar-366-ii
category: Productivity
developer: Vincent Miethe
platforms: ios
rating: N/A (0 ratings)
pricing: paid
report_level: overview
generated: 2026-05-05
last_verified: "2026-05-05T23:04:16.275Z"
---

<!-- SECTION: Key Insight -->
> **Key Insight:** Calendar 366 II is a feature-rich, paid calendar application that prioritizes user-defined workflows and natural language scheduling.

<!-- SECTION: Quick Facts -->
| Metric | Value |
|--------|-------|
| Category | Productivity |
| Rating | N/A ★ (0) |
| Pricing | paid |
| Platforms | iOS |
| Latest Version (iOS) | 2.15.8 |
| Developer | Vincent Miethe |

<!-- SECTION: Summary -->
## What is Calendar 366 II?

Calendar 366 II is a productivity tool designed to manage appointments, to-dos, and deadlines with high levels of customization. It distinguishes itself through natural language processing for event creation and extensive visual theme options for calendar views.

<!-- SECTION: Key Features -->
## Key Features

- **Natural Text Input**: Allows users to create events and reminders by typing descriptive phrases like 'Meeting tomorrow 10.30 am'.
- **Customizable Display & Themes**: Offers multiple view modes including year, month, week, day, and list, alongside various color themes.
- **Menu Bar Integration**: Provides quick access to calendar functions directly from the system menu bar.
- **Event Management**: Supports adding attachments, notes, and recurring reminders to specific calendar entries.

<!-- SECTION: Target Audience -->
## Who is it for?

Professionals and individuals seeking a highly customizable, desktop-integrated calendar solution for managing complex schedules.

<!-- SECTION: Links -->
## Links

- [App Store](https://apps.apple.com/us/app/calendar-366-ii/id1265895169?mt=12&uo=4)
- [Full Intelligence Report](https://marlvel.ai/apps/calendar-366-ii)

---
*This is an overview report. Sentiment analysis, competitive landscape, and SWOT analysis are available in the [full intelligence report](https://marlvel.ai/apps/calendar-366-ii).*
*Generated by [Marlvel.ai](https://marlvel.ai) — Independent app intelligence.*